CN110237574A - A kind of foam digestion instrument for discharge conduit - Google Patents
A kind of foam digestion instrument for discharge conduit Download PDFInfo
- Publication number
- CN110237574A CN110237574A CN201910505188.8A CN201910505188A CN110237574A CN 110237574 A CN110237574 A CN 110237574A CN 201910505188 A CN201910505188 A CN 201910505188A CN 110237574 A CN110237574 A CN 110237574A
- Authority
- CN
- China
- Prior art keywords
- main beam
- crossbeam
- discharge conduit
- digestion instrument
- foam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000006260 foam Substances 0.000 title claims abstract description 46
- 230000029087 digestion Effects 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 238000005507 spraying Methods 0.000 claims abstract description 17
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 7
- 238000007664 blowing Methods 0.000 claims description 4
- 210000004712 air sac Anatomy 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 230000006378 damage Effects 0.000 abstract description 3
- 230000002093 peripheral effect Effects 0.000 abstract description 3
- 239000010865 sewage Substances 0.000 abstract description 2
- 239000002351 wastewater Substances 0.000 abstract description 2
- 238000011160 research Methods 0.000 description 5
- 238000005273 aeration Methods 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 210000000697 sensory organ Anatomy 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
- B01D19/04—Foam dispersion or prevention by addition of chemical substances
Abstract
The invention discloses a kind of foam digestion instrument for discharge conduit, main beam uses Three-dimensional movable formula structure, can move forward and backward up and down, and main beam is capable of the foams of adjoined water surface to the maximum extent, is in drift state, has stable optimal de-bubble position;This digestion instrument changes bubble peripheral gas circulation feature by draught fan impeller first, the pressure field on air bladder periphery is caused to change, to destroy the pressure balance inside and outside air bladder, so that bubble volume changes, the stress characteristic of liquid film changes to crumble and fall;Secondly positive hole for water spraying both can also drip by the tiny brute force attack water flow of high speed, directly destruction liquid film and spill defoaming agent, destroy liquid film to high-speed and high-efficiency.The invention is used for sewage and waste water process field.
Description
Technical field
The present invention relates to sewage and waste water process fields, more particularly to a kind of foam digestion instrument for discharge conduit.
Background technique
With the fast development of economic society, more and more plant projects are put into operation.Using in line power plant, in order to
Improve the utilization efficiency of its circulating pump, it is ensured that condensation process operates normally, and is provided with siphonic water-collecting well, in drainage flow path to ensure
Siphonage is formed in water intaking-condensation-drainage flow path.Overflow weir is provided in siphonic water-collecting well, to ensure certain draining head.?
In actual moving process, because under a variety of effects such as cooling water quality situation and down stream aeration, the prosperous shape under siphonic water-collecting well overflow weir
At the foams for being not easy to crumble and fall largely assembled, as water flow is discharged into surrounding waters, a degree of sense organ pollution and the heart are caused
Reason is panic.In recent years, power plant's draining foam is by the extensive concern of media, has caused the query of environmental protection, part power plant by
To the complaint and claim of neighbouring farm, the power plant's draining foam for how carrying out system is administered, and becoming direct cooling hydroelectric power plant must
The problem that must be faced.
Currently, for the improvement of power plant's foam, main means have two major classes.One is use defoaming agent, this mode letter
It is single efficient, but expense is huge, the one 1,011,000 unit years defoaming of the coastal Coastal Power Plant in south takes nearly 5,000,000 yuan, and this
Mode be easy to cause secondary pollution;Another method is to carry out foam inhibition using engineering measure, by reducing down stream power to subtract
The generation of few aeration foam, its main feature is that work well, persistently, expense it is low, domestic outer portion scientific research institution has carried out relevant
Research, achieves certain research achievement, devises many foam inhibition engineering proposals.It should be pointed out that power plant's draining foam is controlled
Reason is the engineering of a system, needs to comprehensively consider multimedia integrated uses such as " press down, keep off, arranging, disappearing, is broken ", could thoroughly
Power plant's foam pollution is eliminated, wherein " suppression ", which reduces aeration intensity by engineering means, eliminates foam, " gear " i.e. by engineering means
Reduce the excessive of foam;Foam is discharged by engineering means in " row ";" disappearing " is eliminated by certain physically or chemically means
Foam;" broken " makes bubble collapse by certain physics and chemical means." press down, disappear " administered for power plant's draining foam
Equal governing measures have had more research at present, but for governing measures such as " arrange, disappear, broken ", it is deeply thin it is still necessary to carry out
The research of cause.
Summary of the invention
It is simple and reliable for structure the purpose of the present invention is to provide a kind of foam digestion instrument for power plant's discharge conduit,
Manufacturing expense is low, can be used for the tract of common power plant's draining down stream point, can carry out Chemical Physics defoaming to foam simultaneously.
The technical solution used in the present invention is:
A kind of foam digestion instrument for discharge conduit, including dimensional support mechanism and main beam, dimensional support mechanism
Including two vertical crossbeams and two flank crossbeams, vertical crossbeam is vertical shape, and flank crossbeam is horizontal, vertical crossbeam and side
Wing crossbeam is slidably connected, and vertical crossbeam or the fixed setting of flank crossbeam, main beam is slidably connected with another crossbeam keeps winner horizontal
Beam can move forward and backward up and down;The main beam is being equipped with cavity and channel along the inside that main beam length direction extends, along master
Crossbeam length direction sees that the cross section of the cavity is C-shaped, and the cavity extends to two end faces of head and the tail of main beam, described
Opening is arranged in cavity on the downside of the front of main beam, has needle structure in the cavity;The front of main beam is equipped with several
Hole for water spraying, each hole for water spraying are connected to the channel;The left and right ends of the main beam all have draught fan impeller, draught fan impeller
Air inlet or blowing direction are parallel with the length direction of main beam.
As an improvement of the above scheme, the needle structure includes being distributed in cavity or more inner wall and up and down towards opposite
Several needle-shaped protrusions.
As an improvement of the above scheme, the opening is oriented obliquely, and the angle with horizontal plane is 30~45 °.
As an improvement of the above scheme, the input terminal in the channel is connected to different liquid reserve tanks by pump and switching valve,
Each hole for water spraying is as output end.
As an improvement of the above scheme, liquid reserve tank is arranged two, accommodates water and defoaming agent respectively.
As an improvement of the above scheme, each hole for water spraying is oriented level.
As an improvement of the above scheme, the flank crossbeam is equipped with idler wheel, and the vertical crossbeam, which is equipped with, can store rolling
The first groove of wheel.
As an improvement of the above scheme, the main beam is equipped with idler wheel, and the vertical crossbeam, which is equipped with, can store idler wheel
Second groove.
As an improvement of the above scheme, two flank crossbeams are installed on the left and right inner wall of discharge conduit, vertical crossbeam
It is connect in inside and with main beam.
Beneficial effects of the present invention:
Main beam uses Three-dimensional movable formula structure, can move forward and backward up and down, and main beam being capable of adjoined water surface to the maximum extent
Foams, be in drift state, have stable optimal de-bubble position;This digestion instrument is changed by draught fan impeller first
Bubble peripheral gas circulation feature causes the pressure field on air bladder periphery to change, so that the pressure destroyed inside and outside air bladder is flat
Weighing apparatus, so that bubble volume changes, the stress characteristic of liquid film changes to crumble and fall;Secondly positive hole for water spraying both can be with
By the tiny brute force attack water flow of high speed, directly destruction liquid film, it can also drip and spill defoaming agent, destroy liquid film to high-speed and high-efficiency.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings:
Fig. 1 is the side view that foam digestion instrument is combined with discharge conduit;
Fig. 2 is the top view that foam digestion instrument is combined with discharge conduit;
Fig. 3 is the main view of main beam;
Fig. 4 is the direction view in the face main beam A-A;
Fig. 5 is the direction view in the face main beam B-B.
Specific embodiment
Referring to figs. 1 to Fig. 5, the present invention is a kind of foam digestion instrument for discharge conduit, including for realizing defoaming
It the main beam 4 of purpose and is used to support the main beam 4 and ensures the dimensional support machine that main beam 4 can float on the water surface
Structure.The protuberance on the left side is overflow weir 12 in Fig. 1.
The dimensional support mechanism includes two vertical crossbeam 2 and two flank crossbeams 3, and vertical crossbeam 2 is vertical shape, side
Wing crossbeam 3 be it is horizontal, vertical crossbeam 2 is slidably connected with flank crossbeam 3, and vertical crossbeam 2 or flank crossbeam 3 are fixedly installed, and leads
Crossbeam 4 is slidably connected with another crossbeam enables about 4 main beam to move forward and backward.The flank crossbeam 3 is horizontal positioned simultaneously
And be slidably connected with the vertical crossbeam 2 of the same side and flank crossbeam 3 is moved up and down, the main beam 4 and and flank
Crossbeam 3, which is slidably connected, enables 4 transverse movement of main beam.Based on the orientation in Fig. 1, it can be seen that main beam 4 can
Left and right moves up and down, and the big arrow in Fig. 1 indicates water (flow) direction.
Be slidably connected both can be also possible to idler wheel and be moved in orbit using a pair of mutually nested rectilinear orbit.It is real
Example one is applied, flank crossbeam 3 is fixed on the inner wall of discharge conduit 11, and vertical crossbeam 2 is in inside and connect with main beam 4;In interior
The vertical crossbeam 2 of side is equipped with first groove and second groove, and flank crossbeam 3 and main beam 4 are equipped with can be in first groove and the
The idler wheel moved in two grooves is so realized and is slidably connected.Embodiment two, vertical crossbeam 2 are fixed on the inner wall of discharge conduit 11,
Flank crossbeam 3 is in inside and connect with main beam 4;Flank crossbeam 3 in inside is equipped with first groove and second groove, vertical
Crossbeam 2 and main beam 4 are equipped with the idler wheel that can be moved in first groove and second groove, so realize and are slidably connected.
In other embodiments, the movement that main beam 4 is driven by motor and sensor, preferably, main beam 4 and side
Wing crossbeam 3 uses aluminum alloy material, reduces self weight to the maximum extent, is slidably connected is not provided with power drive at this time, and main beam 4 is certainly
The water surface so is swum in, is changed with the variation of water surface elevation.
Main beam 4 is being equipped with cavity 51 and channel 53 along the inside that 4 length direction of main beam extends, along 4 length of main beam
Direction sees, referring in particular to Fig. 5, definition the right is the front of main beam 4, and the cross section of the cavity 51 is C-shaped, cavity 51 it is upper
Portion is more horizontal, and opening is arranged in the cavity 51 on the downside of the front of main beam 4;The cavity 51 extends to the head and the tail of main beam 4
Two end faces can see cavity 51 referring to Fig. 3 and reach left and right ends;At the same time, there is needle body knot in the cavity 51
Structure 52.Water impacts the front of main beam 4 in flowing, and foam can be pushed into cavity 51, punctures liquid by physics mode at this time
Film eliminates foams.
Preferably, the opening is oriented obliquely, the angle with horizontal plane in order to improve the efficiency into foam
It is 30~45 °.
Preferably, the left and right ends of main beam 4 are equipped with the channel 53 connecting with cavity 51, negative pressure is formed in channel 53 will
Foam siphons away, and drives foam to move on needle structure 52 by the way, and raising punctures efficiency.
Preferably, acicular texture uses high molecular material or metallic material, including it is distributed in about 51 cavity
Wall and up and down towards opposite several needle-shaped protrusions.
The front of main beam 4 is equipped with several hole for water sprayings 54, and length direction of several hole for water sprayings 54 along channel 53 extends, respectively
A hole for water spraying 54 is connected to the channel 53, and the structure of multiple branch pipes is set side by side in a similar general pipeline.Preferably, described logical
The input terminal in road 53 is connected to different liquid reserve tanks by pump and switching valve, and each hole for water spraying 54 is used as output end, and liquid reserve tank is set
Two are set, accommodates water and defoaming agent respectively.The highdensity hole for water spraying 54 of small size jet velocity can be more than in short-term
The high pressure water flow of 6.0m/s.In order to avoid the water body and raw water water body that eject blend, secondary aeration occurs and produces bubble, when using high
When fast water flow jet stream brokenly bubble, injection direction is set as horizontal direction, is mainly used for breaking through the liquid film of foams, eliminates the bone of foam
Frame part.It is distinguished according to the output power size of pump, hole for water spraying 54 can also use low speed water clock mode, be mainly used for dispensing and disappear
Alveolation agent;Since main beam 4 is close to foams, so defoaming effectiveness can be greatly improved using which dispensing, defoaming is reduced
The dosage of agent, save the cost.
The left and right ends of the main beam 4 all have draught fan impeller 6, and draught fan impeller 6 uses waterproofing design, draught fan impeller 6
Air inlet or blowing direction it is parallel with the length direction of main beam 4.6 variable ratio frequency changer regulation power of draught fan impeller, both can be from main cross
The edge of beam 4 carries out air blowing pressurization, can also carry out air-breathing decompression, and pressurization of being depressurized or blown by air-breathing, short duration substantially subtracts
Foams ambient gas field pressure is lacked, the internal and external pressure balance of foams is destroyed, and can destroy liquid film to a certain extent.
In conjunction with Fig. 4 and Fig. 5, it can be seen that draught fan impeller 6 is blown in cavity 51 or air-breathing.
Main beam 4 uses Three-dimensional movable formula structure, can move forward and backward up and down, main beam 4 can be to the maximum extent close to water
The foams in face are in drift state, have stable optimal de-bubble position;This digestion instrument passes through draught fan impeller 6 first
Change bubble peripheral gas circulation feature, causes the pressure field on air bladder periphery to change, to destroy the pressure inside and outside air bladder
Dynamic balance, so that bubble volume changes, the stress characteristic of liquid film changes to crumble and fall;Secondly positive hole for water spraying 54
Both it can also drip by the tiny brute force attack water flow of high speed, directly destruction liquid film and spill defoaming agent, and destroy liquid to high-speed and high-efficiency
Film.
Since structure is complicated for main beam 4 itself, during production, main beam 4 being designed to, muti-piece moulding is advised
Component then reduces difficulty of processing, finally multiple components is stitched together.
Certainly, the design creation is not limited to above embodiment, and the combination of the various embodiments described above different characteristic can also
To reach good effect.Those skilled in the art can also make equivalent change on the premise of without prejudice to spirit of the invention
Shape or replacement, these equivalent variation or replacement are all included in the scope defined by the claims of the present application.
Claims (9)
1. a kind of foam digestion instrument for discharge conduit, it is characterised in that:
Including dimensional support mechanism and main beam, dimensional support mechanism includes two vertical crossbeams and two flank crossbeams, vertical
Crossbeam is vertical shape, flank crossbeam be it is horizontal, vertical crossbeam is slidably connected with flank crossbeam, and vertical crossbeam or flank crossbeam are consolidated
Fixed setting, main beam is slidably connected with another crossbeam enables main beam to move forward and backward up and down;
The main beam is being equipped with cavity and channel along the inside that main beam length direction extends, and sees along main beam length direction,
The cross section of the cavity is C-shaped, and the cavity extends to two end faces of head and the tail of main beam, the cavity main beam just
Setting opening on the downside of face, the cavity is interior to have needle structure;
The front of the main beam is equipped with several hole for water sprayings, and each hole for water spraying is connected to the channel;
The left and right ends of the main beam all have draught fan impeller, the air inlet or blowing direction of draught fan impeller and the length of main beam
Direction is parallel.
2. the foam digestion instrument according to claim 1 for discharge conduit, it is characterised in that: the needle structure packet
It includes and is distributed in cavity inner wall and towards opposite several needle-shaped protrusions up and down.
3. the foam digestion instrument according to claim 2 for discharge conduit, it is characterised in that: the direction of the opening
For obliquely, the angle with horizontal plane is 30~45 °.
4. the foam digestion instrument according to claim 3 for discharge conduit, it is characterised in that: the input in the channel
End is connected to different liquid reserve tanks by pump and switching valve, and each hole for water spraying is as output end.
5. the foam digestion instrument according to claim 4 for discharge conduit, it is characterised in that: liquid reserve tank setting two
It is a, water and defoaming agent are accommodated respectively.
6. the foam digestion instrument according to claim 5 for discharge conduit, it is characterised in that: each hole for water spraying
Be oriented level.
7. the foam digestion instrument according to claim 1 for discharge conduit, it is characterised in that: on the flank crossbeam
Equipped with idler wheel, the vertical crossbeam is equipped with the first groove that can store idler wheel.
8. the foam digestion instrument according to claim 6 for discharge conduit, it is characterised in that: set on the main beam
There is idler wheel, the vertical crossbeam is equipped with the second groove that can store idler wheel.
9. the foam digestion instrument according to any one of claim 1 to 8 for discharge conduit, it is characterised in that: two
Flank crossbeam described in item is installed on the left and right inner wall of discharge conduit, and vertical crossbeam is in inside and connect with main beam.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910505188.8A CN110237574A (en) | 2019-06-12 | 2019-06-12 | A kind of foam digestion instrument for discharge conduit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910505188.8A CN110237574A (en) | 2019-06-12 | 2019-06-12 | A kind of foam digestion instrument for discharge conduit |
Publications (1)
Publication Number | Publication Date |
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CN110237574A true CN110237574A (en) | 2019-09-17 |
Family
ID=67886738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201910505188.8A Pending CN110237574A (en) | 2019-06-12 | 2019-06-12 | A kind of foam digestion instrument for discharge conduit |
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CN (1) | CN110237574A (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08196810A (en) * | 1995-01-30 | 1996-08-06 | Mitsubishi Heavy Ind Ltd | Defoaming device |
KR20130010781A (en) * | 2011-07-19 | 2013-01-29 | 조경수 | Bubble removal apparatus for waste water |
WO2014050267A1 (en) * | 2012-09-26 | 2014-04-03 | 三菱重工環境・化学エンジニアリング株式会社 | Defoaming part |
CN104828963A (en) * | 2015-04-29 | 2015-08-12 | 四川和鼎环保工程有限责任公司 | Elevating defoaming aeration tank |
CN109497864A (en) * | 2018-12-27 | 2019-03-22 | 张敏 | A kind of self-adapting type circulation defoaming formula bathtub |
CN210473141U (en) * | 2019-06-12 | 2020-05-08 | 广东省水利水电科学研究院 | Foam digestion device for drainage channel |
-
2019
- 2019-06-12 CN CN201910505188.8A patent/CN110237574A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08196810A (en) * | 1995-01-30 | 1996-08-06 | Mitsubishi Heavy Ind Ltd | Defoaming device |
KR20130010781A (en) * | 2011-07-19 | 2013-01-29 | 조경수 | Bubble removal apparatus for waste water |
WO2014050267A1 (en) * | 2012-09-26 | 2014-04-03 | 三菱重工環境・化学エンジニアリング株式会社 | Defoaming part |
CN104828963A (en) * | 2015-04-29 | 2015-08-12 | 四川和鼎环保工程有限责任公司 | Elevating defoaming aeration tank |
CN109497864A (en) * | 2018-12-27 | 2019-03-22 | 张敏 | A kind of self-adapting type circulation defoaming formula bathtub |
CN210473141U (en) * | 2019-06-12 | 2020-05-08 | 广东省水利水电科学研究院 | Foam digestion device for drainage channel |
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